players/TunnelMaker2Player.py

   1 from troncode_values import *
   2
   3 MODE_START = 0
   4 MODE_NORMAL = 3
   5 MODE_SEQUENCE = 5
   6
   7 COLLAPSE_SEQUENCE = "LL-RZ3"
   8 SEQUENCE_STEP_AWAY = "LR-Z3"
   9 SEQUENCE_STEP_IN = "RL-Z3"
  10
  11 class TunnelMaker2Player( object ):
  12         """Edmund's player to create tunnels to trap opponents."""
  13
  14         def __init__( self ):
  15                 """Do any required setup here."""
  16                 self.state = MODE_START
  17
  18         def GetColour( self ):
  19                 """Return the colour this light cycle should be displayed on screen."""
  20                 return ( 0, 255, 255 )
  21
  22         def GetName():
  23                 """Return the name of this player as it should be displayed."""
  24                 return "TunnelMaker,v2"
  25         GetName = staticmethod( GetName )
  26
  27
  28         def DebugPrint( self, what ) :
  29 #               if ( True ) :
  30                 if ( False ) :
  31                         print what
  32
  33         def IssueMove( self, gameboard, position, new_direction ) :
  34                 """Move in the direction indicated, if not blocked"""
  35
  36                 for i in range (4) :
  37                         if gameboard.GetRelativePixel( position, new_direction, 1, 0 ) == 0:
  38                                 return  new_direction
  39                         else :
  40                                 new_direction = gameboard.TurnLeft( new_direction )
  41
  42                 self.DebugPrint("Trying " + str(new_direction) + "...")
  43                 return  new_direction
  44
  45         def CountOccupied(self, gameboard, position, direction, forward_range, right_range) :
  46                 """How many of this block are occupied?"""
  47
  48                 count= 0
  49                 for df in forward_range :
  50                         for ds in right_range :
  51                                 if gameboard.GetRelativePixel( position, direction, df, ds ) > 0:
  52                                         count+= 1
  53
  54                 return  count
  55
  56
  57         def GetDir( self, position, direction, gameboard ):
  58                 """Repeatedly create a tunnel to lure an opposing player into, then close it
  59                 so they can't get out"""
  60
  61                 if (self.state == MODE_START or self.state == MODE_NORMAL) :
  62                         # Skim this obstacle
  63                         if (gameboard.GetRelativePixel( position, direction, 1, 0 ) > 0 and
  64                             gameboard.GetRelativePixel( position, direction, 1, -1 ) == 0) :
  65                                 self.state = MODE_SEQUENCE
  66                                 self.sequence = SEQUENCE_STEP_AWAY
  67                                 self.DebugPrint("skim")
  68                                 return  self.GetDir ( position, direction, gameboard )
  69
  70                         # Found "the side", so collapse the tunnel
  71                         if (gameboard.GetRelativePixel( position, direction, 1, 0 ) > 0 or
  72                             gameboard.GetRelativePixel( position, direction, 1, -1 ) > 0) :
  73                                 self.state = MODE_SEQUENCE
  74                                 self.sequence = COLLAPSE_SEQUENCE;
  75                                 self.DebugPrint("jaws")
  76                                 self.PrintRadar(gameboard, position, direction)
  77                                 return  self.GetDir ( position, direction, gameboard )
  78
  79                         # Too close -> step out
  80                         if (gameboard.GetRelativePixel( position, direction, 0, 1 ) > 0 or
  81                             gameboard.GetRelativePixel( position, direction, 0, 2 ) > 0) :
  82                                 self.state = MODE_SEQUENCE
  83                                 self.sequence = SEQUENCE_STEP_AWAY
  84                                 self.DebugPrint("step out")
  85                                 return  self.GetDir ( position, direction, gameboard )
  86
  87                         # Turn right if there's space
  88                         elif (self.state == MODE_NORMAL and
  89                               self.CountOccupied( gameboard, position, direction,
  90                                                   range(-2, 1), range(1, 4)) == 0) :
  91                                 self.DebugPrint("right")
  92                                 return self.IssueMove(gameboard, position, gameboard.TurnRight( direction ) )
  93
  94                         else :
  95                                 return self.IssueMove(gameboard, position, direction)
  96
  97
  98                 if (self.state == MODE_SEQUENCE) :
  99                         action = self.sequence[0]
 100                         self.sequence = self.sequence[1:]
 101                         self.DebugPrint("S[" + action + "]")
 102                         if (action == "Z") :
 103                                 self.state = int(self.sequence[0])
 104                                 self.DebugPrint("Z = " + str(self.state))
 105                                 return  self.GetDir ( position, direction, gameboard )
 106                         elif (action == "R") :
 107                                 return self.IssueMove(gameboard, position, gameboard.TurnRight( direction ) )
 108                         elif (action == "L") :
 109                                 return self.IssueMove(gameboard, position, gameboard.TurnLeft( direction ) )
 110                         elif (action == "-") :
 111                                 return self.IssueMove(gameboard, position, direction);
 112                         else :
 113                                 print "Gack!"
 114
 115                 print "no direction!!!\a"
 116
 117
 118         def PrintRadar( self, gameboard, position, direction ) :
 119                 """Debug dump of what we can see"""
 120
 121 #               print "" + str(gameboard.GetRelativePixel(position, direction, 2, -1)) + "-" + \
 122 #                   str(gameboard.GetRelativePixel(position, direction, 2, 0)) + "-" + \
 123 #                   str(gameboard.GetRelativePixel(position, direction, 2, 1))
 124
 125 #               print str(gameboard.GetRelativePixel(position, direction, 1, -1)) + "-" + \
 126 #                   str(gameboard.GetRelativePixel(position, direction, 1, 0)) + "-" + \
 127 #                   str(gameboard.GetRelativePixel(position, direction, 1, 1))
 128 #               print str(gameboard.GetRelativePixel(position, direction, 0, -1)) + "-" + \
 129 #                   "^" + "-" + \
 130 #                   str(gameboard.GetRelativePixel(position, direction, 0, 1))
 131